Use unsigned types for image storage

git-svn-id: svn://cook.msm.cam.ac.uk:745/diff-tomo/dtr@82 bf6ca9ba-c028-0410-8290-897cf20841d1

1 files changed, 4 insertions, 4 deletions

diff --git a/src/itrans-threshold.c b/src/itrans-threshold.c
index 6aadea2..1aee5ca 100644
--- a/src/itrans-threshold.c
+++ b/src/itrans-threshold.c
@@ -24,12 +24,12 @@ unsigned int itrans_peaksearch_threshold(ImageRecord imagerecord, ControlContext
 	int width, height;
 	int x, y;
 	unsigned int n_reflections = 0;
-	int16_t *image = imagerecord.image;
+	uint16_t *image = imagerecord.image;
 	double tilt_degrees = imagerecord.tilt;
 	
 	width = imagerecord.width;
 	height = imagerecord.height;
-
+	
 	/* Simple Thresholding */
 	for ( y=0; y<height; y++ ) {
 		for ( x=0; x<width; x++ ) {
@@ -53,10 +53,10 @@ unsigned int itrans_peaksearch_threshold(ImageRecord imagerecord, ControlContext
 
 unsigned int itrans_peaksearch_adaptive_threshold(ImageRecord imagerecord, ControlContext *ctx) {
 
-	int16_t max_val = 0;
+	uint16_t max_val = 0;
 	int width, height;
 	unsigned int n_reflections = 0;
-	int16_t *image = imagerecord.image;
+	uint16_t *image = imagerecord.image;
 	double tilt_degrees = imagerecord.tilt;
 	
 	width = imagerecord.width;